Read the following paragraphs and answer the questionsYou can se

Read the following paragraphs and answer the questions
You can see why we're in the mess that we're in. Competition is subtle, and You can see why we're in the mess that we're in. Competition is subtle, and managers are prone to simplify.57 What we learn from looking at actual competition is that winning companies are anything but simple.58 Strategy is complex. The good news is that even successful companies almost never get everything right up front.
When the Vanguard Group59 started competing in mutual funds, there was no Internet, no index funds. But Vanguard had an idea that if it could strip costs to the bone and kept fees low—and not try to beat the market60 by taking on risk—it would win over time. John Bogle6 1 understood the essence of that, and he took advantage of incremental opportunities over time.
You don't have to have all the answers up front. Most successful companies
get two or three or four of the pieces right at the start, and then they elucidate their strategy over time. It's the kernel of things that they saw up front that is essential. That's the antidote to complexity.6
Certainly! Here are two questions based on the passage along with their answers:
回答问题
Based on the passage, what is the author's opinion about strategy in successful companies?
A、Companies need to have all the answers upfront to succeed.
B、Winning companies simplify their strategies to cope with competition.
C、Successful companies evolve and refine their strategy over time.
D、Complexity in strategy is necessary for companies to succeed.
【正确答案】：C
【题目解析】：Answer: C. Successful companies evolve and refine their strategy over time.